Home / 327,678,160.56-452,209,608.20-188,449,032.72

Finding the Fourth Proportional to 327,678,160.56, 452,209,608.20 and 188,449,032.72

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Solution

The fourth proportional to 327,678,160.56, 452,209,608.20 and 188,449,032.72 is: 260,067,570.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,678,160.56 : 452,209,608.20 = 188,449,032.72 : x
  2. Step 2: Convert to fraction form
    327,678,160.56/452,209,608.20 = 188,449,032.72/x
  3. Step 3: Cross multiply
    327,678,160.56x = 452,209,608.20 × 188,449,032.72
  4. Step 4: Simplify right side
    327,678,160.56x = 85,218,463,251,980,176
  5. Step 5: Solve for x
    x = 85,218,463,251,980,176/327,678,160.56
  6. Step 6: Final answer
    x = 260,067,570.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.